Tutoring on Combinations

Learning Objectives:

Understand and Apply Combination

Math Tutoring on Combination

A Combination is a grouping or subset of items. For a Combination, the order does not matters.


Representing Combinations of ‘n’ items taken ‘r’ at a time by Math Tutoring:

C(n,r) represents the number of combinations of n items r at a time.

nCr =



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Hook questions:

1.   What is Combination?

2.   How a Combination will be calculated?



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